For Questions 8-10 consider this hypothetical information: It can be difficult to differentiate mild dementia from normal memory loss or the temporary effects of illness and/or medications in the elderly. Suppose a study used a QuickieTest to save money. The table below compares the results of this test among a group of nonimpaired elderly to test results from a group with mild dementia (as diagnosed by a gold standard). No. of items checked on |Percent of elderly with mild dementia Percent of elderly with NO dementia QuickieTest who checked . . . who checked . . . 0% 22% 0% 28% 1% 16% 2% 16% 10% 12% 18% 6% 6 25% 0% 24% 0% 20% 0%